Re: Btrfs switches to using mostly one thread

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On Thu, Dec 08, 2011 at 04:57:12PM +0000, Jeremy Sanders wrote:
> On 08/12/11 15:32, Chris Mason wrote:
> >On Thu, Dec 08, 2011 at 03:19:38PM +0000, Jeremy Sanders wrote:
> >>Hi - I'm trying out btrfs again, and I see the same old bug in kernel 3.1.4
> >>(Fedora 16, x86_64, dual-core), where after a few hours of writing, it
> >>switches from writing with several threads to writing with one:
> >
> >Ok, I'll try to reproduce this here.  Could you please do a sysrq-t, I'd
> >like to see what the other delalloc-writers are doing.
> 
> I've attached sysrq-t. It looks like it might be truncated at the
> beginning, however.

/var/log/messages may have the whole thing, please do check.

-chris

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